<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <script src="http://cdn.static.runoob.com/libs/angular.js/1.4.6/angular.min.js"></script>
</head>
<body>
<div ng-app="" ng-init="firstName='John';lastName='Doe'">
    <p>姓名：{{ firstName + " " + lastName }}</p>
</div>
</body>
</html>